If a shaft is rotating N revolutions per minute with an applied torque T kg-m, t

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If a shaft is rotating N revolutions per minute with an applied torque T kg-m, the horse power being transmitted by the shaft, is
Options
A.
B.
C.
D.
E. none of these.

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2. The ratio of the moment of inertia of a circular plate and that of a square plate for equal depth, is
Options
A. less than one
B. equal to one
C. more than one
D. equal to 3?/16
E. none of these.

3. If two forces acting at a joint are not along the straight line, then for the equilibrium of the joint
Options
A. one of the forces must be zero
B. each force must be zero
C. forces must be equal and of the same sign
D. forces must be equal in magnitude but opposite in sign.

4. In a loaded beam, the point of con-traflexture occurs at a section where
Options
A. bending moment is minimum
B. bending moment is zero or changes sign
C. bending moment is maximum
D. shearing force is maximum
E. shearing force is minimum.

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